4 files changed, 47 insertions, 18 deletions

diff --git a/server/helpers/peertube-crypto.ts b/server/helpers/peertube-crypto.ts
index 89c0ab151..394e97fd5 100644
--- a/server/helpers/peertube-crypto.ts
+++ b/server/helpers/peertube-crypto.ts
@@ -5,7 +5,6 @@ import { jsonld } from './custom-jsonld-signature'
 import { logger } from './logger'
 import { cloneDeep } from 'lodash'
 import { createSign, createVerify } from 'crypto'
-import { buildDigest } from '../lib/job-queue/handlers/utils/activitypub-http-utils'
 import * as bcrypt from 'bcrypt'
 import { MActor } from '../typings/models'
 
@@ -104,12 +103,19 @@ async function signJsonLDObject (byActor: MActor, data: any) {
   return Object.assign(data, { signature })
 }
 
+function buildDigest (body: any) {
+  const rawBody = typeof body === 'string' ? body : JSON.stringify(body)
+
+  return 'SHA-256=' + sha256(rawBody, 'base64')
+}
+
 // ---------------------------------------------------------------------------
 
 export {
   isHTTPSignatureDigestValid,
   parseHTTPSignature,
   isHTTPSignatureVerified,
+  buildDigest,
   isJsonLDSignatureVerified,
   comparePassword,
   createPrivateAndPublicKeys,
diff --git a/server/helpers/utils.ts b/server/helpers/utils.ts
index 11c118292..ad3b7949e 100644
--- a/server/helpers/utils.ts
+++ b/server/helpers/utils.ts
@@ -1,11 +1,9 @@
 import { ResultList } from '../../shared'
-import { ApplicationModel } from '../models/application/application'
 import { execPromise, execPromise2, randomBytesPromise, sha256 } from './core-utils'
 import { logger } from './logger'
 import { join } from 'path'
 import { Instance as ParseTorrent } from 'parse-torrent'
 import { remove } from 'fs-extra'
-import * as memoizee from 'memoizee'
 import { CONFIG } from '../initializers/config'
 import { isVideoFileExtnameValid } from './custom-validators/videos'
 
@@ -33,16 +31,6 @@ function getFormattedObjects<U, V, T extends FormattableToJSON<U, V>> (objects:
   } as ResultList<V>
 }
 
-const getServerActor = memoizee(async function () {
-  const application = await ApplicationModel.load()
-  if (!application) throw Error('Could not load Application from database.')
-
-  const actor = application.Account.Actor
-  actor.Account = application.Account
-
-  return actor
-}, { promise: true })
-
 function generateVideoImportTmpPath (target: string | ParseTorrent, extensionArg?: string) {
   const id = typeof target === 'string'
     ? target
@@ -105,7 +93,6 @@ export {
   generateRandomString,
   getFormattedObjects,
   getSecureTorrentName,
-  getServerActor,
   getServerCommit,
   generateVideoImportTmpPath,
   getUUIDFromFilename
diff --git a/server/helpers/video.ts b/server/helpers/video.ts
index 4fe2a60f0..6f76cbdfc 100644
--- a/server/helpers/video.ts
+++ b/server/helpers/video.ts
@@ -1,14 +1,21 @@
 import { VideoModel } from '../models/video/video'
 import * as Bluebird from 'bluebird'
 import {
+  isStreamingPlaylist,
+  MStreamingPlaylistVideo,
+  MVideo,
   MVideoAccountLightBlacklistAllFiles,
+  MVideoFile,
   MVideoFullLight,
   MVideoIdThumbnail,
+  MVideoImmutable,
   MVideoThumbnail,
-  MVideoWithRights,
-  MVideoImmutable
+  MVideoWithRights
 } from '@server/typings/models'
 import { Response } from 'express'
+import { DEFAULT_AUDIO_RESOLUTION } from '@server/initializers/constants'
+import { JobQueue } from '@server/lib/job-queue'
+import { VideoTranscodingPayload } from '@shared/models'
 
 type VideoFetchType = 'all' | 'only-video' | 'only-video-with-rights' | 'id' | 'none' | 'only-immutable-attributes'
 
@@ -62,10 +69,39 @@ function getVideoWithAttributes (res: Response) {
   return res.locals.videoAll || res.locals.onlyVideo || res.locals.onlyVideoWithRights
 }
 
+function addOptimizeOrMergeAudioJob (video: MVideo, videoFile: MVideoFile) {
+  let dataInput: VideoTranscodingPayload
+
+  if (videoFile.isAudio()) {
+    dataInput = {
+      type: 'merge-audio' as 'merge-audio',
+      resolution: DEFAULT_AUDIO_RESOLUTION,
+      videoUUID: video.uuid,
+      isNewVideo: true
+    }
+  } else {
+    dataInput = {
+      type: 'optimize' as 'optimize',
+      videoUUID: video.uuid,
+      isNewVideo: true
+    }
+  }
+
+  return JobQueue.Instance.createJobWithPromise({ type: 'video-transcoding', payload: dataInput })
+}
+
+function extractVideo (videoOrPlaylist: MVideo | MStreamingPlaylistVideo) {
+  return isStreamingPlaylist(videoOrPlaylist)
+    ? videoOrPlaylist.Video
+    : videoOrPlaylist
+}
+
 export {
   VideoFetchType,
   VideoFetchByUrlType,
   fetchVideo,
   getVideoWithAttributes,
-  fetchVideoByUrl
+  fetchVideoByUrl,
+  addOptimizeOrMergeAudioJob,
+  extractVideo
 }
diff --git a/server/helpers/webtorrent.ts b/server/helpers/webtorrent.ts
index b25e44fcd..7cd76d708 100644
--- a/server/helpers/webtorrent.ts
+++ b/server/helpers/webtorrent.ts
@@ -13,8 +13,8 @@ import { WEBSERVER } from '@server/initializers/constants'
 import * as parseTorrent from 'parse-torrent'
 import * as magnetUtil from 'magnet-uri'
 import { isArray } from '@server/helpers/custom-validators/misc'
-import { extractVideo } from '@server/lib/videos'
 import { getTorrentFileName, getVideoFilePath } from '@server/lib/video-paths'
+import { extractVideo } from '@server/helpers/video'
 
 const createTorrentPromise = promisify2<string, any, any>(createTorrent)